Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 03/2015 |  | Juancho | FW | |||
| 03/2015 |  | Juan Peinado | MA |  | Rayo Vallecano U19 | Rayo U19 |
| 01/2015 |  | Sekou Gassama | FW |  | Valladolid Promesas | Valladolid B |
| 12/2014 | | Pablo Clavería | FW | | Rayo Vallecano U19 | Rayo U19 |
| 09/2014 | | Isra Suero | MF | |||
| 08/2014 |  | William Le Pogam | DF |  | EA Guingamp B | EA Guingamp B |
| 07/2014 | | Luis Milla | MF |  | Atletico Madrid C | Atlético C |
| 07/2014 | | Alberto | GK | | Rayo Vallecano U19 | Rayo U19 |
| 07/2014 | | Álex Campos | GK |  | CD Guadalajara | Guadalajara |
| 07/2014 | | Lucho García | GK | |||
| 07/2014 | | Raúl Maseda | GK | |||
| 07/2014 | | Edu | DF | | Rayo Vallecano U19 | Rayo U19 |
| 07/2014 | | Álex Viso | MF | | Rayo Vallecano U19 | Rayo U19 |
| 07/2014 | | Malote | MF | | Rayo Vallecano U19 | Rayo U19 |
| 07/2014 | | Miguel Herranz | MF |  | Real Madrid C | Real Madrid C |
| 07/2014 | | Nacho | MF |  | Villarreal CF B | Villarreal B |
| 07/2014 | | Pep Biel | MF | |||
| 07/2014 | | Vela | MF |  | Atlético Malagueño | Atlético Malagueño |
| 07/2014 | | Álex | FW |  | Inter de Madrid | Inter de Madrid |
| 07/2014 | | Borja | FW | | Rayo Vallecano U19 | Rayo U19 |
| 07/2014 | | David Barca | FW |  | Sevilla Atlético | Sevilla B |
| 07/2014 | | Shafa | FW | | Rayo Vallecano U19 | Rayo U19 |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2015 | | Malote | MF |  | Alcobendas CF | Alcobendas CF |
| 12/2014 | | Borja | FW |  | Atlético Madrid U19 | Atlético U19 |
| 08/2014 | | Alberto Perea | MF |  | CF Badalona Futur | Badalona Futur |
| 07/2014 |  | Daniel Prieto | GK |  | Alianza Lima | Alianza |
| 07/2014 | | Cristian Florez | DF |  | Racing Ferrol | Racing Ferrol |
| 07/2014 | | Suso | DF |  | CD Badajoz | CD Badajoz |
| 07/2014 | | Nanclares | MF |  | CF Trival Valderas | Trival Valderas |
| 07/2014 | | Adrián Embarba | FW |  | Rayo Vallecano | Rayo |